16372392251 has 8 divisors (see below), whose sum is σ = 16523426304. Its totient is φ = 16221466240.

The previous prime is 16372392247. The next prime is 16372392263. The reversal of 16372392251 is 15229327361.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16372392251 - 2² = 16372392247 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16372392199 and 16372392208.

It is not an unprimeable number, because it can be changed into a prime (16372391251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 295046 + ... + 346116.

It is an arithmetic number, because the mean of its divisors is an integer number (2065428288).

Almost surely, 2^16372392251 is an apocalyptic number.

16372392251 is a deficient number, since it is larger than the sum of its proper divisors (151034053).

16372392251 is a wasteful number, since it uses less digits than its factorization.

16372392251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54021.

The product of its digits is 136080, while the sum is 41.

The spelling of 16372392251 in words is "sixteen billion, three hundred seventy-two million, three hundred ninety-two thousand, two hundred fifty-one".